| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $24.10 | $23.61 | $22.87 | $21.89 | Contact US |
Waveshare ESP32-S3 Development Board ESP32-S3R2 GEEK 1.14-inch LCD ST7789 for USB Dongle Support 2.4GHz WiFi BLE5
$17.68
M5Stack M5GO IoT Starter Kit V2.7 High Performance IoT Start Development Kit ESP32 2-inch IPS Screen for Arduino
$96.24
M5Stack Glass2 Unit 1.51-inch Transparent OLED Extended Screen Unit for SSD1309 Driver Solution
$34.22
Arduino UNO Mega 328 ATMEGA328P Free USB Cable 00906
Features：
- Microcontroller board based on the ATmega328
- Digital input/output pins (of which 6 can be used as PWM outputs),
- 6 analog inputs, a 16 MHz crystal oscillator
- Features the Atmega8U2 programmed as a USB-to-serial converter
Specfications:
| Microcontroller | ATmega328 |
| Operating Voltage | 5V |
| Input Voltage (recommended) | 7-12V |
| Input Voltage (limits) | 6-20V |
| Digital I/O Pins | 14 (of which 6 provide PWM output) |
| Analog Input Pins | 6 |
| DC Current per I/O Pin | 40 mA |
| DC Current for 3.3V Pin | 150 mA |
| Flash Memory | 32 KB (ATmega328) of which 0.5 KB used by bootloader |
| SRAM | 2 KB (ATmega328) |
| EEPROM | 1 KB (ATmega328) |
| Clock Speed | 16 MHz |
